【CUUG内部资料】OCP-12C-1Z0-062题库解析-第1次课
7页1、【CUUG内部资料】OCP讨论群:1015267481【CUUG内部资料】OCP-12C-1Z0-062题库解析-第1次课序:2018年的时候,OCP 11g 考试题库大更新,052 053出现了很多新题,2019年,11g 即将停考的前期,Oracle 又出现了一次大变动,12c 出现了很多新题,比如 062 063 题库大更新QUESTION 1Examine the parameters for your database instance:NAME TYPE VALUE- - -undo_management string AUTOundo_retention integer 1200undo_tablespace string UNDOTBS1You execute the following command:SQL ALTER TABLESPACE undotbs1 RETENTION NOGUARANTEE;Which statement is true in this scenario?A. Undo data is written to flashback logs
2、after 1200 seconds.B. Inactive undo data is retained for 1200 seconds even if subsequent transactions fail due to lackof space in the undo tablespace.C. You can perform a Flashback Database operation only within t he duration of 1200 seconds.D. An attempt is made to keep inactive undo for 1200 seconds but transactions may overwritethe undo before that time has elapsed.Correct Answer: DSection: (none)Explanation 验证过QUESTION 2A user establishes a connection to a database instance by using an Oracl
3、e Net connection. Youwant to ensure the following:1. The user account must be locked after five unsuccessful login attempts.2. Data read per session must be limited for the user.3- The user cannot have more than three simultaneous sessions.4. The user must have a maximum of 10 minutes session idle time before being logged offautomatically.How would you accomplish this?A. by granting a secure application role to the userB. by implementing Database Resource ManagerC. by using Oracle Label Security
4、 optionsD. by assigning a profile to the userCorrect Answer: DSection: (none)Explanation 验证过QUESTION 3As a user of the ORCL database, you establish a database link to the remote HQ database suchthat all users in the ORCL database may access tables only from the SCOTT schema in the HQdatabase. SCOTTs password is TIGER. The service mane HQ is used to connect to the remoteHQ database.Which command would you execute to create the database link?A. CREATE DATABASE LINK HQ USING HQ;B. CREATE DATABASE L
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